What is the CVSS score of CVE-2014-0356?

CVE-2014-0356 has a CVSS 2.0 base score of 7.9 (High). CVSS vector: AV:A/AC:M/Au:N/C:C/I:C/A:C. EPSS exploitation probability: 0.7%.

N300 Netusb Nbg 419N Firmware CVE-2014-0356

HIGH

OS Command Injection (CWE-78)

2014-04-15 cret@cert.org

Command Injection Zyxel RCE N300 Netusb Nbg 419N Firmware N300 Netusb Nbg 419N

7.9

CVSS 2.0 · NVD

Severity by source

NVD PRIMARY

7.9 HIGH

AV:A/AC:M/Au:N/C:C/I:C/A:C

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:A/AC:M/Au:N/C:C/I:C/A:C

Attack Vector

Adjacent

Attack Complexity

Confidentiality

Integrity

Availability

Lifecycle Timeline

CVE Published

Apr 15, 2014 - 10:55 cve.org

HIGH 7.9

DescriptionCVE.org

The ZyXEL Wireless N300 NetUSB NBG-419N router with firmware 1.00(BFQ.6)C0 allows remote attackers to execute arbitrary code via shell metacharacters in input to the (1) detectWeather, (2) set_language, (3) SystemCommand, or (4) NTPSyncWithHost function in management.c, or a (5) SET COUNTRY, (6) SET WLAN SSID, (7) SET WLAN CHANNEL, (8) SET WLAN STATUS, or (9) SET WLAN COUNTRY udps command.

AnalysisAI

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. The ZyXEL Wireless N300 NetUSB NBG-419N router with firmware 1.00(BFQ.6)C0 allows remote attackers to execute arbitrary code via shell metacharacters in input to the (1) detectWeather, (2) set_language, (3) SystemCommand, or (4) NTPSyncWithHost function in management.c, or a (5) SET COUNTRY, (6) SET WLAN SSID, (7) SET WLAN CHANNEL, (8) SET WLAN STATUS, or (9) SET WLAN COUNTRY udps command. Affected products include: Zyxel N300 Netusb Nbg-419N Firmware, Zyxel N300 Netusb Nbg-419N.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.